/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.facebook.presto.hive;

import org.apache.hadoop.hive.metastore.api.Partition;

final class UnpartitionedPartition
        extends Partition
{
    static final Partition UNPARTITIONED_PARTITION = new UnpartitionedPartition();

    private UnpartitionedPartition()
    {
    }

    @Override
    public UnpartitionedPartition clone()
            throws CloneNotSupportedException
    {
        throw new CloneNotSupportedException();
    }

    @SuppressWarnings("ObjectEquality")
    static boolean isUnpartitioned(Partition partition)
    {
        return partition == UNPARTITIONED_PARTITION;
    }
}
